A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 4140-00-619-1534
NSN 4140-00-262-8249
NSN 5930-01-536-9935
NSN 5998-00-100-0162
NSN 6685-01-348-7639
NSN 6240-01-538-2867
NSN 5985-01-197-6938
NSN 5895-00-957-8029
NSN 6110-01-197-6954
NSN 6145-00-810-0747
NSN 6645-01-594-1439
NSN 5999-00-115-1084